Question
Find: $\frac{1}{3}\times\frac{-5}{7}\times\frac{-21}{10}$
✓
Answer
$\frac{1}{3}\times\frac{-5}{7}\times\frac{-21}{10}$ $=\frac{1}{3}\times\frac{3}{2}$ $=\frac{1}{2}$
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